JP5475898B2 - Multifunctional electronic components - Google Patents

Description

  The present invention relates to a multifunctional electronic component having at least a function of a rotary electronic component.

  Conventionally, rotating electronic components, swinging electronic components, pressing electronic components, and the like have been used as devices for operating in-vehicle navigation systems, computers, various portable devices, various OA devices, game machines, and the like. Among these types of electronic components, like the multifunctional electronic component (1) shown in FIG. 1 of Patent Document 1, a push button for the pressing electronic component is provided at the center of the rotary knob (20) of the rotating electronic component. By installing the knob (10), the functions of the rotary electronic component and the pressing electronic component are provided, and the rotary knob (20) is operated by pressing and swinging from the upper surface thereof. There is a structure that combines the functions of parts.

  In the case of the multifunctional electronic component (1) having the conventional structure shown in FIG. 1 of Patent Document 1, the outer peripheral side wall (43) of the case (40) is fixed in order to fix the case (40) and the mounting base (90). ), The tip of the mounting base fixing part (45) protruding from the lower end side (see FIG. 2 of Patent Document 1) is passed through the mounting base (90) and heat caulked on its lower surface. The tip of the mounting base fixing portion (45) is crushed and heat squeezed by the lower surface of the mounting base (90) as the upper surface of the rotary knob (20).

JP 2007-335191 A

  An object of the present invention is to provide a multifunctional electronic component that can be easily and reliably attached between a mounting base and a case.

The invention according to claim 1 includes at least a case, a rotary knob that covers an upper portion of the case, a rotating body that is installed on a lower surface side of the case and is integrally connected to the rotary knob, and the rotary knob. And a multifunctional electronic component comprising: an electrical function unit that changes electrical output by rotation of the rotating body; and a mounting base on which the case is mounted and attached. A mounting portion that protrudes outward and protrudes radially outward from the outer periphery of the rotary knob is provided, while a case mounting portion is provided at a position facing the mounting portion of the case of the mounting base, mounting between mount is had row by inserting the locking portion comprising a projection provided on either one of the mounting portion or the case mounting portion, the fixing lug comprising a hole provided in the other, Furthermore, the child Multifunctional electronic component is in the multi-function type electronic component characterized by comprising a support member for supporting the mount pivotally a push switch which is pressed by the swinging of the mount, the .

  According to a second aspect of the present invention, in the multi-functional electronic component according to the first aspect, the tip of the locking portion inserted into the mounting and fixing portion is heat-caulked. In the parts.

  The invention according to claim 3 of the present application is characterized in that, in the multifunctional electronic component according to claim 2, the mounting portion or the case mounting portion provided with the locking portion is used as a receiving surface when heat-caulking. It is in the multifunctional electronic component.

The invention according to claim 4 of the present application is the multi-function electronic component according to claim 1, wherein the multi-function electronic component further includes a pushbutton knob installed in an opening provided in the center of the rotary knob; A multi-function electronic component comprising a central switch that is turned on and off by the push button knob.

  According to the present invention, the mounting between the case and the mounting base is performed between the mounting portion protruding radially outward from the outer periphery of the case 70 and the case mounting portion of the mounting base provided at a position facing the mounting portion. Therefore, the mounting between the mounting base and the case can be easily and reliably performed.

1 is a schematic cross-sectional side view of a multifunctional electronic component 1. It is the perspective view which looked at the multifunctional electronic component 1 from the upper side. It is the perspective view which looked at the multifunctional electronic component 1 from the lower side. FIG. 2 is an exploded perspective view of an upper part of the multifunctional electronic component 1 as viewed from above. FIG. 2 is an exploded perspective view of a lower part of the multi-function electronic component 1 as viewed from above. FIG. 3 is an exploded perspective view of the upper part of the multifunctional electronic component 1 as viewed from the lower side. FIG. 2 is an exploded perspective view of a lower part of the multifunctional electronic component 1 as viewed from the lower side. FIG. 6 is an enlarged schematic cross-sectional view of a main part showing an attachment state of an attachment part 77 of the case 70 and a case attachment part 137 of the attachment base 130.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a schematic sectional side view of a multifunctional electronic component 1 according to an embodiment of the present invention, FIG. 2 is a perspective view of the multifunctional electronic component 1 viewed from above, and FIG. FIG. 4 is an exploded perspective view of the upper part of the multifunctional electronic component 1 as viewed from above, and FIG. 5 is an exploded view of the lower part of the multifunctional electronic component 1 as viewed from above. 6 is an exploded perspective view of the upper part of the multi-function electronic component 1 as viewed from below, and FIG. 7 is an exploded perspective view of the lower part of the multi-function electronic component 1 as viewed from below. is there. In the following description, “up” refers to the direction of the rotary knob 10 installed so as to cover the case 70, and “down” refers to the opposite direction.

  As shown in these drawings, the multifunctional electronic component 1 includes a rotary knob 10, a click plate 30, a push button knob 50, a case 70, a rotating body 90, a slider 110, a mounting base 130, A circuit board (hereinafter referred to as “flexible circuit board”) 150 and a support member 170 are provided.

  The rotary knob 10 is a synthetic resin molded product (in this embodiment, ABS resin is used, but other various thermoplastic synthetic resins may be used), and from the outer periphery of the substantially disc-shaped main body 11. The side wall part 13 protrudes in a cylindrical shape downward, and a circular opening 15 is provided in the center of the main body part 11. A cylindrical shaft support portion 17 protruding downward is provided around the opening 15 on the lower surface of the main body portion 11. The inner diameter of the shaft support portion 17 is a size that can accommodate the flange portion 55 of the push button knob 50 described below so as to be movable up and down, and the outer diameter size of the shaft support portion 17 is inserted into an opening 73 of the case 70 described below and is rotatable. It is the dimension supported by A flat click plate installation portion 19 that is recessed in a concave shape and extends outward in the radial direction is provided at two positions facing the shaft support portion 180 °, and downward from the surface of the click plate installation portion 19. A small protrusion-shaped click plate locking portion 21 is provided so as to protrude toward the front. Further, at three equally spaced locations on the lower surface of the shaft support portion 17, there are provided small-projection rotating body attachment portions 23 that project downward. Further, on the outer peripheral side of the shaft support portion 17 on the lower surface of the rotary knob 10, an elastic contact portion insertion portion 25 that is recessed in a ring shape (a pair of semicircular arc shapes) is formed in a portion excluding the pair of click plate installation portions 19.

  The click plate 30 is formed by forming an elastic metal plate (for example, a stainless steel plate) into a ring shape, and a pair of tongue-shaped attachment portions from the position of the inner periphery facing the 180 ° toward the inside (center). 31 is provided in a protruding manner. A rotary knob mounting portion 33 for inserting the click plate mounting portion 21 of the rotary knob 10 is provided at a position near the tip of each mounting portion 31. The arcuate portions located on both sides of the pair of attachment portions 31 are a pair of arm portions 35, and click elastic contact portions 37 that are curved so as to protrude downward are provided at the centers of both arm portions 35. ing.

  The push button knob 50 is a molded product of a synthetic resin (in this embodiment, ABS resin is used, but other various thermoplastic synthetic resins may be used). A columnar pressing portion 53 that protrudes downward from the center of the lower surface of the portion 51 is provided, and a thin plate-like collar portion 55 is protruded from the outer peripheral lower portion of the main body portion 51. The outer peripheral surface of the pressing portion 53 is provided with a detent engagement portion 57 formed of a protrusion along the vertical direction (axial direction).

  The case 70 is a molded product of a synthetic resin (in this embodiment, polycarbonate (PC) resin is used, but other various thermoplastic synthetic resins may be used). A circular opening 73 penetrating up and down for inserting the shaft support portion 17 of the rotary knob 10 is provided. Around the opening 73 on the lower surface of the case 70, a circular concave rotating body storage portion 75 having a depth for storing the rotating body 90 is provided, and an outer peripheral side wall 76 of the case 70 surrounding the periphery of the rotating body storage portion 75 is provided. From the lower part of the outer periphery, four tongue-shaped attachment portions 77 protrude outward in the radial direction at equal intervals. Each mounting portion 77 has a substantially flat rectangular shape, and a small protrusion-like locking portion 80 projects from the lower surface thereof. In addition, a click engagement portion 79 formed of a ring-shaped unevenness is provided on the outer peripheral edge portion (the upper surface portion of the outer peripheral side wall 76) on the upper surface of the case 70. Each unevenness constituting the click engaging portion 79 is formed from the outer peripheral edge portion of the upper surface of the case 70 to the position where the outer peripheral side surface of the case 70 is cut out. A pair of first circuit board portion locking portions 81 projecting downward are provided at predetermined positions on the lower surface of the outer peripheral side wall 76.

  The rotating body 90 is a molded product of a synthetic resin (PC resin is used in this embodiment, but other various thermoplastic synthetic resins may be used), and is formed in a circular flat plate shape. A circular opening 91 for rotatably inserting (shaft-supporting) the cylindrical protrusion 131 of the mounting base 130 to be mounted is provided, and three positions facing each rotating body mounting portion 23 of the rotary knob 10 are formed from through holes. The click plate pressing portion 95 is provided at a position facing the pair of concave click plate setting portions 19 provided in the shaft support portion 17 of the rotary knob 10. The pair of click plate presser portions 95 is formed to have a size that can be exactly inserted into the concave click plate setting portion 19 in the shaft support portion 17 of the rotary knob 10 facing each other. Between the portions 95, there is provided a locking portion insertion portion 97 formed of a groove into which the click plate locking portion 21 of the rotary knob 10 is inserted. The lower surface of the rotator 90 is a slider installation portion 99 for installing the slider 110, and the three positions at equal intervals (120 ° intervals) on the same circumference of the surface of the slider installation portion 99 are provided. Is provided with a small protrusion-like slider fixing portion 101.

  The slider 110 constituting the electrical functional part is made of an elastic metal plate, is formed in a ring shape with a substantially circular flat plate shape having an outer diameter slightly smaller than the outer diameter of the rotating body 90, and circular at the center. And mounting fixing portions 113 each having a through hole into which the slider fixing portion 101 of the rotating body 90 is inserted are provided at a plurality of positions (three locations) at equal intervals (120 ° intervals). Three slidable contact brushes 115 are arranged so as to protrude along the circular outer shape of the slider 110 from the side of the mounting and fixing portion 113, and are positioned in the vicinity of each mounting and fixing portion 113 (each rotation of the rotary knob 10. A mounting portion insertion portion 119 formed by cutting out the inner periphery of the slider 110 in a concave shape is provided at a position facing the body mounting portion 23. The vicinity of the tip of each set of sliding contact brush 115 is a contact portion 117.

  The mounting base 130 is formed by molding a synthetic resin (PC resin is used in this embodiment, but other various thermoplastic synthetic resins may be used) into a substantially rectangular flat plate shape (substantially square plate shape). A cylindrical protrusion 131 that protrudes upward is provided at the center, and an opening 133 that is substantially circular and penetrates up and down is provided at the center of the cylindrical protrusion 131. The opening 133 allows the pressing portion 53 of the push button knob 50 to be inserted in a vertically movable manner, and the inner peripheral surface thereof has an axial direction (vertical direction) for engaging the detent engaging portion 57 of the push button knob 50. A detent 135 made of an extending groove (the upper part is a slit) is formed. Portions of the four corners of the mount 130 that face the mounting portions 77 of the case 70 are case mounting portions 137 that face the locking portions 80 of the case 70 in the case mounting portions 137. An attachment fixing portion 139 made up of a small hole penetrating vertically is formed at the position. The front end portion of each case mounting portion 137 is an engagement piece 141 that protrudes in the shape of a tongue. A pressing portion 143 that protrudes downward in a columnar shape is formed at a predetermined position (a position facing each pressing switch 165 described below) between the mounting fixing portions 139 on the lower surface of the mounting base 130. Further, a case locking portion 145 including two small holes penetrating vertically is formed in the vicinity of the outer periphery of the mounting base 130 (a position facing each first circuit board portion locking portion 81 of the case 70). Yes.

  The flexible circuit board 150 is formed by forming a desired circuit pattern on a flexible synthetic resin film, and the first circuit board part 151 and the second circuit board part 153 are connected by a strip-shaped connecting part 155. Are connected to each other, and a second strip-shaped lead portion 158 is connected to the second circuit board portion 153. The material of the synthetic resin film may be a thermoplastic film, a thermosetting film or a photocurable film as long as it is a flexible synthetic resin film. In this embodiment, a thermoplastic polyethylene terephthalate (PET) film is used. Other than these, for example, polyphenylene sulfide (PPS) film, polyimide (PI) film, polyethylene naphthalate (PEN) film, polyetherimide (PEI) film, polyether ether ketone (PEEK) film, polyether A ketone (PEK) film, a polycarbonate (PC) film, a polybutylene naphthalate (PBN) film, a polybutylene terephthalate (PBT) film, or the like may be used.

  The first circuit board portion 151 of the flexible circuit board 150 has a substantially circular outer shape, is provided with a circular opening 157 through which the cylindrical protrusion 131 of the mounting base 130 is inserted, and a predetermined position near the outer periphery thereof. A position where an insertion portion 159 made of a small hole is provided at (two locations facing each case locking portion 145 of the mounting base 130) and further surrounds the periphery of the opening 157 on the lower surface of the first circuit board portion 151 Further, a sliding contact pattern 161 which is an electrical function portion is formed. Although the specific configuration of the sliding contact pattern 161 is not shown, it may be a switch pattern, a resistor pattern, or a pattern having various functions other than those. The sliding contact pattern 161 may be formed by applying a conductive paint, may be formed by etching the attached metal foil, or may be formed by means such as vapor deposition. The second circuit board portion 153 has a substantially rectangular shape, and a central switch 163 is installed at the center of the upper surface of the second circuit board portion 153, and a plurality of (four) press switches are arranged at equal intervals (90 ° intervals) at positions surrounding the central switch 163. 165 is installed. The center switch 163 and the push switch 165 are reversal plates (movable contact plates in this embodiment) 163a, 165a formed by forming an elastic metal plate in a dome shape on a switch pattern (not shown) formed on the second circuit board portion 153. Is configured. Insertion made of through holes or notches is provided at four positions (positions facing insertion portions 177 provided in the support member 170 described below) that surround the outer periphery of the pressing switch 165 of the second circuit board portion 153 at equal intervals. A through-hole comprising a linearly extending through-hole is provided on the outer peripheral side of the two insertion portions 167 that are provided with a portion 167 (a position facing an engagement piece mounting portion 173 provided on the support member 170 described below). An insertion portion 169 is provided. A circuit pattern connected to the sliding contact pattern 161, the central switch 163, and the pressing switch 165 is drawn out to the drawing portion 158.

  The support member 170 has a support member base portion 171 whose outer shape of a metal hard plate (for example, an iron plate) has a substantially rectangular shape (substantially square shape), and four corners (that is, substantially equal intervals) on the outer periphery of the support member base portion 171. The tongue-shaped engagement piece mounting portion 173 protrudes outward from the four locations), and its root portion is bent upward to stand substantially vertically. Each engagement piece mounting portion 173 is provided with an engagement piece insertion portion 175 having a substantially rectangular opening for inserting and locking each engagement piece 141 provided on the mounting base 130. An insertion portion 177 having a rectangular opening is provided so as to be continuous with the engagement piece insertion portion 175 from the lower portion of the engagement piece insertion portion 175 into the support member base portion 171. Each insertion part 177 is formed in the same shape and dimension as each insertion part 167 at a position facing each insertion part 167 of the second circuit board part 153.

  In order to assemble the multifunctional electronic component 1, first, the slider 110 is installed in advance in the slider installation portion 99 of the rotating body 90, and at that time, each slider fixing portion 101 of the rotating body 90 is connected to the slider 110. Are inserted into each of the mounting and fixing portions 113, and their tips are heated and fixed. Next, the click plate 30 is installed on the lower surface of the rotary knob 10, and at this time, the pair of mounting portions 31 of the click plate 30 abut on the pair of click plate installation portions 19 of the rotary knob 10. The click plate locking portion 21 is inserted into each rotation knob mounting portion 33 of the click plate 30. At this time, the pair of arm portions 35 of the click plate 30 are positioned opposite to the lower side of the pair of elastic contact portion insertion portions 25 of the rotary knob 10.

  Next, the main body 51 of the push button knob 50 is inserted into the opening 15 of the rotary knob 10 from the lower surface side, and the upper surface of the main body 51 is exposed from the opening 15 to the upper surface of the rotary knob 10. Next, the case 70 is installed on the lower surface side of the rotary knob 10. At this time, the shaft support portion 17 of the rotary knob 10 is rotatably inserted into the opening 73 of the case 70, and the entire outer peripheral portion of the case 70 excluding the mounting portions 77 enters the inside of the side wall portion 13 of the rotary knob 10. At the same time, the mounting portions 77 of the case 70 protrude radially outward from the outer periphery of the rotary knob 10.

  Next, the rotating body 90 to which the slider 110 is attached is stored in the rotating body storage portion 75 of the case 70, and at this time, the pressing portion 53 of the push button knob 50 is inserted through the opening 91 of the rotating body 90, and Each rotary body attachment portion 23 of the rotary knob 10 is inserted into each insertion portion 93 of the rotary body 90 and each attachment portion insertion portion 119 of the click plate 30, and the tip of each rotary body attachment portion 23 is heat caulked, thereby rotating. The knob 10 and the rotating body 90 are integrated with each other through the case 70 so as to be rotatable. At this time, the click plate pressing portion 95 of the rotating body 90 is inserted into the concave click plate setting portion 19 in the shaft support portion 17 of the rotary knob 10 (at this time, the click plate locking portion 21 of the rotary knob 10 is rotated. The tip 90 of the body 90 is inserted / engaged into the engaging portion insertion portion 97 of the body 90 and the attachment portion 31 of the click plate 30 is pressed against the click plate setting portion 19 to fix the click plate 30 to the rotary knob 10. Yes.

  Next, the first circuit board portion 151 of the flexible circuit board 150 is placed on the upper surface of the mounting base 130 with its lower surface (the surface on which the sliding contact pattern 161 is provided) facing upward, and at that time, the opening 157 thereof. The cylindrical protrusion 131 of the mounting base 130 is inserted through. At this time, the positions of the case locking portions 145 of the mounting base 130 and the insertion portions 159 of the first circuit board portion 151 are matched. Then, the mounting base 130 on which the first circuit board portion 151 is installed is installed below the case 70. At this time, the cylindrical protruding portion 131 is inserted into the opening 91 of the rotating body 90, and at the same time, the pressing portion 53 of the push button knob 50 is engaged with the anti-rotation engaging portion 57 with the anti-rotation 135 while entering the opening 133. The lower end of the pressing portion 53 is protruded to the lower surface side of the mounting base 130. At the same time, the first circuit board portion locking portions 81 of the case 70 are inserted into the insertion portions 159 of the first circuit board portion 151 and the case locking portions 145 of the mounting base 130, respectively. Each locking portion 80 of the case 70 is inserted into the portion 139, and the tip of each locking portion 80 is heat caulked on the lower surface of the mounting base 130, whereby each mounting portion 77 of the case 70 and each case mounting of the mounting base 130 are attached. The parts 137 are attached and fixed. At this time, the contact portion 117 of the slider 110 attached to the rotating body 90 is in elastic contact with the sliding contact pattern 161 on the first circuit board portion 151.

  Next, the second circuit board part 153 is disposed below the mounting base 130 by folding back the connecting part 155 of the flexible circuit board 150, and the second circuit board part 153 is further moved to the lower surface side of the second circuit board part 153. The support member 170 is installed so as to overlap the circuit board unit 153. At this time, each engagement piece mounting portion 173 of the support member 170 is protruded to the upper surface side of the second circuit board portion 153 through the penetration insertion portion 169 of the second circuit board portion 153 or the outer periphery of the second circuit board portion 153. At the same time, the respective engagement pieces 141 of the mounting base 130 are inserted into the engagement piece insertion portions 175 provided in the respective engagement piece attachment portions 173 by snap-in engagement and attached. At this time, each pressing portion 143 of the mounting base 130 abuts on the reversing plate 165a of each pressing switch 165, and in this state, each locking piece 141 abuts on the inner peripheral upper side of each engaging piece insertion portion 175. Thus, the mounting base 130 is supported by the support member 170 in a swingable manner. At the same time, the lower end surface of the pressing portion 53 of the push button knob 50 also comes into contact with the reverse plate 163 a of the central switch 163. Further, at this time, as shown in FIGS. 3 and 8, the lower portion of the locking portion 80 of the heat-caulked case 70 is exposed to the insertion portion 177 of the support member 170. Thus, the multifunctional electronic component 1 shown in FIG. 1 is completed. The above assembling procedure is an example, and it goes without saying that the assembly may be performed using other various assembling procedures. For example, the heat caulking at the tip of the locking portion 80 of the case 70 is not performed when the mounting base 130 is installed on the lower surface of the case 70, but the second circuit board portion 153 and the support member 170 are further installed on the lower surface side of the mounting base 130. After that, the end of the locking portion 80 exposed at the insertion portion 167 of the second circuit board portion 153 and the insertion portion 177 of the support member 170 may be performed.

  By the way, the mounting between the case 70 and the mounting base 130 is provided at a position facing the mounting portion 77 and a mounting portion 77 protruding outward in the radial direction from the outer periphery of the case 70 as in the multifunctional electronic component 1. The reason for carrying out between the case mounting portion 137 of the mounting base 130 is as follows. That is, for example, in the case of the multifunctional electronic component (1) having the conventional structure shown in FIG. 1 of Patent Document 1, since the click mechanism is housed inside the case (40), the case (40) and the mounting base ( 90) The tip of the mounting base fixing portion (45) (see FIG. 2 of Patent Document 1) protruding from the lower end side of the outer peripheral side wall (43) of the case (40) is passed through the mounting base (90) to fix the gap between In this case, the upper surface of the rotary knob (20) is used as a receiving surface, and the tip of the mounting base fixing portion (45) is crushed by the lower surface of the mounting base (90). It is tightening. However, in the case of the multi-function electronic component 1 according to the present invention, as shown in FIG. 1, the click mechanism is installed between the lower surface of the rotary knob 10 and the vicinity of the outer peripheral edge of the upper surface of the case 70. If there is a gap between the knob 10 and the case 70, and the upper surface of the rotary knob 10 is used as a receiving surface for attaching to the mounting base 130 at the lower part of the outer peripheral side wall 76 as in Patent Document 1, the case will be used during heat caulking. 70 tends to wobble and there is a risk that stable heat caulking cannot be performed. Therefore, in the multi-function electronic component 1 according to the present invention, as described above, the mounting between the case 70 and the mounting base 130 is performed by a mounting portion 77 that protrudes radially outward from the outer periphery of the case 70 as shown in FIG. And the case mounting portion 137 of the mounting base 130 provided at a position opposite to the mounting portion 77 (in this embodiment, the upper surface of the mounting portion 77 serves as a receiving surface). The mounting between the base 130 and the case 70 is easily and reliably performed without being obstructed by the click mechanism.

  Next, the operation of the multifunctional electronic component 1 will be described. First, when the rotary knob 10 is rotated, the click plate 30, the rotating body 90, and the slider 110 are rotated integrally therewith, whereby the click elastic contact portion 37 of the click plate 30 is elastically applied to the click engagement portion 79 of the case 70. A click feeling is produced by contact engagement, and the contact portion 117 of the slider 110 slides on the sliding contact pattern 161 of the first circuit board portion 151, and the electrical output of the sliding contact pattern 161 changes. When the click elastic contact portion 37 of the click plate 30 rides on the convex portion of the click engaging portion 79, the click elastic contact portion 37 and the arm portions 35 on both sides thereof enter the elastic contact portion insertion portion 25.

  On the other hand, when the upper surface of the main body 51 of the pushbutton knob 50 is pressed, the pushbutton knob 50 is lowered and the pressing portion 53 presses the reverse plate 163a of the central switch 163 to reverse it, thereby turning on the central switch 163. When the push on the push button knob 50 is released, the reverse plate 163a automatically returns to its original shape, the push button knob 50 is pushed up, and the central switch 163 is turned off. On the other hand, when a portion of the upper surface of the main body 11 of the rotary knob 10 corresponding to any one of the pressing portions 143 of the mounting base 130 is pressed downward, each component (case 70 and rotation) installed on the mounting base 130 is pressed. The body 90, the rotary knob 10 and the like) incline and swing in the direction of being pressed together with the mounting base 130, and the pressing portion 143 on the lowered side presses the reversing plate 165a of the pressing switch 165 facing it, and reverses. Then, the push switch 165 is turned on. When the pressing of the rotary knob 10 is released, the components including the rotary knob 10 on the mounting base 130 are automatically returned to their original positions by the automatic return force of the reversing plate 165a, and the press switch 165 is turned off. .

  The multifunctional electronic component 1 includes a click engaging portion 79 formed of unevenness provided on the outer peripheral edge portion of the upper surface of the case 70 and a click mechanism that generates a click feeling when the rotary knob 10 is rotated, and the rotary knob 10. Since the click plate 30 having the click elastic contact portion 37 attached to the lower surface of the case 70 and elastically contacting the click engagement portion 79 is provided, the upper portion of the outer peripheral side wall 76 of the case 70 is formed on the click engagement portion 79. Available. In other words, the click engaging portion 79 can be included in the radial thickness of the outer peripheral side wall 76 of the case 70, and the space in the center portion of the case 70 can be expanded accordingly, and the inner diameter of the opening 73 provided in the case 70 can be increased. The outer diameter of the push button knob 50 installed at the center of the rotary knob 10 can be increased without increasing the outer diameter of the case 70 and the rotary knob 10.

  In particular, in the above embodiment, the click engaging portion 79 is formed from the outer peripheral edge portion of the upper surface of the case 70 to the position where the outer peripheral side surface of the case 70 is cut out. 79 can be provided, and the above-described effects can be more effectively exhibited.

  Further, since the click engaging portion 79 is provided on the outer peripheral edge of the upper surface of the case 70, the click engaging portion 79 can be easily installed outside the outer periphery of the rotating body 90. The bottom surface of the click engagement portion 79 can be disposed at a position below the top surface of the 90, and the thickness of the case 70 in the vertical direction can be reduced accordingly, and the thickness of the multifunctional electronic component 1 in the vertical direction can be reduced.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea described in the claims and the specification and drawings. Is possible. It should be noted that any shape, structure, and material not directly described in the specification and drawings are within the scope of the technical idea of the present invention as long as the effects and advantages of the present invention are exhibited. For example, the click engaging portion 79 constituting the click mechanism may be provided not only on the entire periphery of the outer peripheral edge portion of the upper surface of the case 70 but on only a part thereof, and the uneven shape thereof can be variously modified. . The shape and structure of the click plate 30 can be variously modified. In the above-described embodiment, the small protrusion-shaped locking portion 80 provided in the mounting portion 77 of the case 70 is inserted into the mounting fixing portion 139 formed of a small hole provided in the case mounting portion 137 of the mounting base 130, and the locking portion 80. However, conversely, a small protrusion provided on the case attaching portion 137 may be inserted into a small hole provided on the attaching portion 77 to heat the tip of the small protrusion. Moreover, you may attach between the attaching part 77 of the case 70 and the case attaching part 137 of the attachment stand 130 by attachment structures other than heat caulking depending on the case .

DESCRIPTION OF SYMBOLS 1 Multifunctional type electronic component 10 Rotation knob 13 Side wall part 15 Opening part 17 Shaft support part
30 Click plate (click mechanism)
37 Click elastic contact portion 50 Push button knob 70 Case 73 Opening 76 Outer peripheral wall 77 Mounting portion 79 Click engagement portion (click mechanism)
80 Locking part 90 Rotating body 110 Slider (electrical function part)
130 Mounting base 137 Case mounting part 150 Flexible circuit board (circuit board)
151 1st circuit board part 153 2nd circuit board part 161 Sliding contact pattern (electrical function part)
163 Central switch 165 Press switch 170 Support member

Claims (4)

At least a case, a rotary knob that covers the upper part of the case, a rotating body that is installed on the lower surface side of the case and connected integrally with the rotary knob, and an electrical output is generated by the rotation of the rotary knob and the rotating body. In a multifunctional electronic component comprising a changing electrical function part and a mounting base on which the case is mounted and attached,
The case is provided with a mounting portion that protrudes radially outward from the outer peripheral side wall of the case and protrudes radially outward from the outer periphery of the rotary knob, and at a position facing the mounting portion of the case on the mounting base. Has a case mounting,
Mounting between the case and the mount is had row by inserting the locking portion comprising a projection provided on either one of the mounting portion or the case mounting portion, the fixing lug comprising a hole provided in the other,
The multifunctional electronic component further comprises a support member that supports the mounting base in a swingable manner, and a press switch that is pressed by the swinging of the mounting base. . The multifunctional electronic component according to claim 1,
The multifunctional electronic component according to claim 1, wherein a tip of the engaging portion inserted into the mounting and fixing portion is heat squeezed. The multifunctional electronic component according to claim 2,
A multifunctional electronic component, wherein the mounting portion or the case mounting portion provided with the locking portion is a receiving surface for heat caulking. The multifunctional electronic component according to claim 1,
The multifunctional electronic component further comprises a pushbutton knob installed in an opening provided in the center of the rotary knob, and a central switch that is turned on and off by the pushbutton knob. parts.

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